Hi, I am new here and I'm new to reloading I enjoyed what I have done so far a total of nine bullets not shot any of them yet becuase of load data not the same in the load manual I have speer load manual volume 1.i loaded some 243 win according to the manual loaded 3 at min charge 30.gr ,3@ 30.5gr, 3@ 31.0 gr charges and on hodgon web site it has a different min. and maximum than the manual I have so didn't know and it's talking about a speer by bullet I'm using hornady btsp does this matter ?powder I using is imr4064 fed 210 primer brass is once fired monarch do what reload manual should. I get and go by.